How was copper discovered by the early man?
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The discovery that copper could also be obtained by heating Blue Stones or minerals (primarily copper sulfide ores) occurred between 4000 - 3000 BC. The extraction of Copper from Copper Sulfide Ores provided Man with another, more abundant source of copper. Hence, Metallurgy was born.
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human discovered copper war and possibly bye accident that the war could be heated to very high temperature in a low oxygen environment to merit out the pure copper this process is called smelting.....
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